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GH pH 7.01 Calibration Solution 8 oz
Original price $9.03Original price $9.03 - Original price $9.03Original price $9.03Current price $4.31$4.31 - $4.31Current price $4.31General Hydroponics® uses the highest quality reference solutions, allowing growers to calibrate many popular brands of PH, EC and TDS meters (NaCl...
查看完整细节Original price $9.03Original price $9.03 - Original price $9.03Original price $9.03Current price $4.31$4.31 - $4.31Current price $4.31Out of Stock -
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GH pH 4.01 Calibration Solution Quart
Original price $25.75Original price $25.75 - Original price $25.75Original price $25.75Current price $13.95$13.95 - $13.95Current price $13.95General Hydroponics® uses the highest quality reference solutions, allowing growers to calibrate many popular brands of PH, EC and TDS meters (NaCl...
查看完整细节Original price $25.75Original price $25.75 - Original price $25.75Original price $25.75Current price $13.95$13.95 - $13.95Current price $13.95Out of Stock -
Out of Stock
GH pH 4.01 Calibration Solution 8 oz
Original price $9.03Original price $9.03 - Original price $9.03Original price $9.03Current price $1.12$1.12 - $1.12Current price $1.12General Hydroponics® uses the highest quality reference solutions, allowing growers to calibrate many popular brands of PH, EC and TDS meters (NaCl...
查看完整细节Original price $9.03Original price $9.03 - Original price $9.03Original price $9.03Current price $1.12$1.12 - $1.12Current price $1.12Out of Stock -
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GH 1500 PPM Reference Solution 8 oz
Original price $5.99 - Original price $5.99Original price$5.99$5.99 - $5.99Current price $5.99Original price $5.99 - Original price $5.99Original price$5.99$5.99 - $5.99Current price $5.99Out of Stock -
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Rapitest Digital Plus Soil pH Meter
Original price $23.54 - Original price $23.54Original price$23.54$23.54 - $23.54Current price $23.54Original price $23.54 - Original price $23.54Original price$23.54$23.54 - $23.54Current price $23.54Out of Stock -
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Rapitest Digital Soil pH Meter
Original price $21.79 - Original price $21.79Original price$21.79$21.79 - $21.79Current price $21.79Rapitest Digital Soil pH Meter indicates soil pH levels from 3.5 to 9.0 in a digital readout. The meter’s probe measures 5.625 inches long. Printed...
查看完整细节Original price $21.79 - Original price $21.79Original price$21.79$21.79 - $21.79Current price $21.79Out of Stock -
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Luster Leaf Rapitest Digital Moisture Meter
Original price $19.49 - Original price $19.49Original price$19.49$19.49 - $19.49Current price $19.49Rapitest Digital Moisture Meter indicates soil moisture level in a digital readout from 0 to 9.9. The meter’s probe measures 5.625 inches. Printed ...
查看完整细节Original price $19.49 - Original price $19.49Original price$19.49$19.49 - $19.49Current price $19.49Out of Stock -
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Milwaukee Martini pH55 - pH-Temp Tester
Original price $62.10 - Original price $62.10Original price$62.10$62.10 - $62.10Current price $62.10Original price $62.10 - Original price $62.10Original price$62.10$62.10 - $62.10Current price $62.10Out of Stock -
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Rapitest Soil Test pH N,P,K (6-Cs)
Original price $22.79 - Original price $22.79Original price$22.79$22.79 - $22.79Current price $22.79Rapitest Soil Test Kit uses a patented color comparator test system. Performs forty (40) tests, ten (10) each for soil pH, Nitrogen, Phosphorus and...
查看完整细节Original price $22.79 - Original price $22.79Original price$22.79$22.79 - $22.79Current price $22.79Out of Stock -
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Rapitest pH Soil Tester (12-Cs)
Original price $4.49 - Original price $4.49Original price $4.49$8.79$8.79 - $8.79Current price $8.79Rapitest Soil pH Test Kit uses a patented color comparator test system. Performs ten (10) tests for soil pH. Test results allow the gardener to ame...
查看完整细节Original price $4.49 - Original price $4.49Original price $4.49$8.79$8.79 - $8.79Current price $8.79Out of Stock -
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Rapitest Mini pH Tester
Original price $6.30 - Original price $6.30Original price$6.30$6.30 - $6.30Current price $6.30Original price $6.30 - Original price $6.30Original price$6.30$6.30 - $6.30Current price $6.30Out of Stock -
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Luster Leaf Rapitest 4 Way Analyzer (3-Cs)
Original price $39.79 - Original price $39.79Original price$39.79$39.79 - $39.79Current price $39.79Rapitest 4-Way Analyzer incorporates a three (3) probe design. The unit determines soil pH (acidity/alkalinity), fertility (combined N-P-K levels),...
查看完整细节Original price $39.79 - Original price $39.79Original price$39.79$39.79 - $39.79Current price $39.79Out of Stock -
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Rapitest Soil pH Meter
Original price $25.99 - Original price $25.99Original price$25.99$25.99 - $25.99Current price $25.99Rapitest soil pH meter determines the pH (acidity/alkalinity) of garden soil within 60 seconds on the 3.5 to 9 portion of the pH scale.. With this ...
查看完整细节Original price $25.99 - Original price $25.99Original price$25.99$25.99 - $25.99Current price $25.99Out of Stock -
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Milwaukee pH Controller
Original price $161.99 - Original price $161.99Original price$161.99$161.99 - $161.99Current price $161.99Original price $161.99 - Original price $161.99Original price$161.99$161.99 - $161.99Current price $161.99Out of Stock -
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Milwaukee MW100 Portable pH Meter
Original price $86.59 - Original price $86.59Original price$86.59$86.59 - $86.59Current price $86.59Original price $86.59 - Original price $86.59Original price$86.59$86.59 - $86.59Current price $86.59Out of Stock -
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Milwaukee pH Meter pH600 AQ
Original price $24.99 - Original price $24.99Original price$24.99$24.99 - $24.99Current price $24.99Original price $24.99 - Original price $24.99Original price$24.99$24.99 - $24.99Current price $24.99Out of Stock -
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Milwaukee SE600 Replacement Probe for MW802
Original price $84.35 - Original price $84.35Original price$84.35$84.35 - $84.35Current price $84.35Original price $84.35 - Original price $84.35Original price$84.35$84.35 - $84.35Current price $84.35Out of Stock -
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Milwaukee MW802 Smart pH-EC-TDS- Combination Meter
Original price $186.42 - Original price $186.42Original price$186.42$186.42 - $186.42Current price $186.42Original price $186.42 - Original price $186.42Original price$186.42$186.42 - $186.42Current price $186.42Out of Stock -
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Accurate pH 8 Soil pH & Moisture Meter
Original price $71.99 - Original price $71.99Original price$71.99$71.99 - $71.99Current price $71.99Original price $71.99 - Original price $71.99Original price$71.99$71.99 - $71.99Current price $71.99Out of Stock -
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Accurate pH 7 Soil pH & Moisture Meter
Original price $42.80 - Original price $42.80Original price$42.80$42.80 - $42.80Current price $42.80Original price $42.80 - Original price $42.80Original price$42.80$42.80 - $42.80Current price $42.80Out of Stock -
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24-7 Nutrient Monitor
Original price $159.99 - Original price $159.99Original price$159.99$159.99 - $159.99Current price $159.99Original price $159.99 - Original price $159.99Original price$159.99$159.99 - $159.99Current price $159.99Out of Stock -
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Bluelab Connect Range Extender
Original price $232.14Original price $232.14 - Original price $232.14Original price $232.14Current price $151.28$151.28 - $151.28Current price $151.28The Bluelab® Guardian Monitor Connect, Bluelab® Connect Stick, Bluelab® Connect Range Extender and Bluelab® Connect Software. The Bluelab® Guardian...
查看完整细节Original price $232.14Original price $232.14 - Original price $232.14Original price $232.14Current price $151.28$151.28 - $151.28Current price $151.28Out of Stock -
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Bluelab Connect Stick
Original price $168.54Original price $168.54 - Original price $168.54Original price $168.54Current price $26.35$26.35 - $26.35Current price $26.35The Bluelab® Guardian Monitor Connect, Bluelab® Connect Stick, Bluelab® Connect Range Extender and Bluelab® Connect Software. The Bluelab® Guardian...
查看完整细节Original price $168.54Original price $168.54 - Original price $168.54Original price $168.54Current price $26.35$26.35 - $26.35Current price $26.35Out of Stock -
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Bluelab Guardian Connect
Original price $507.74Original price $507.74 - Original price $507.74Original price $507.74Current price $330.90$330.90 - $330.90Current price $330.90The Bluelab Guardian Monitor Connect is not only a constant indicator of the desired levels of pH, conductivity and temperature of your nutrient so...
查看完整细节Original price $507.74Original price $507.74 - Original price $507.74Original price $507.74Current price $330.90$330.90 - $330.90Current price $330.90Out of Stock -
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Bluelab PPM Pen
Original price $104.94Original price $104.94 - Original price $104.94Original price $104.94Current price $68.39$68.39 - $68.39Current price $68.39Measures conductivity and temperature. Selectable units for conductivity and temperature. Backlit LCD display with low battery warning. Successful ...
查看完整细节Original price $104.94Original price $104.94 - Original price $104.94Original price $104.94Current price $68.39$68.39 - $68.39Current price $68.39Out of Stock -
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Bluelab pH Pen
Original price $126.14Original price $126.14 - Original price $126.14Original price $126.14Current price $82.20$82.20 - $82.20Current price $82.20Measures pH and temperature. Selectable units for °C & °F. Backlit LCD display. Double junction probe (not replaceable). Successful calibration...
查看完整细节Original price $126.14Original price $126.14 - Original price $126.14Original price $126.14Current price $82.20$82.20 - $82.20Current price $82.20Out of Stock -
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Bluelab Replacement pH Probe
Original price $83.74Original price $83.74 - Original price $83.74Original price $83.74Current price $54.57$54.57 - $54.57Current price $54.57The Bluelab® Combo Meter is a conductivity, pH and temperature meter all in one. As the Bluelab® Combo Meter is portable and does not require a pow...
查看完整细节Original price $83.74Original price $83.74 - Original price $83.74Original price $83.74Current price $54.57$54.57 - $54.57Current price $54.57Out of Stock -
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Bluelab Combo Meter
Original price $348.74Original price $348.74 - Original price $348.74Original price $348.74Current price $227.27$227.27 - $227.27Current price $227.27Light weight and portable Measures pH, Nutrient and Temperature Three display options for nutrient - EC, CF, ppm (500 scale) Two display optio...
查看完整细节Original price $348.74Original price $348.74 - Original price $348.74Original price $348.74Current price $227.27$227.27 - $227.27Current price $227.27Out of Stock -
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Bluelab Soil pH Pen
Original price $210.94Original price $210.94 - Original price $210.94Original price $210.94Current price $119.06$119.06 - $119.06Current price $119.06Original price $210.94Original price $210.94 - Original price $210.94Original price $210.94Current price $119.06$119.06 - $119.06Current price $119.06Out of Stock -
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Future Harvest Nutradip pH Replacement Probe
Original price $41.43 - Original price $41.43Original price$41.43$41.43 - $41.43Current price $41.43Original price $41.43 - Original price $41.43Original price$41.43$41.43 - $41.43Current price $41.43Out of Stock -
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Future Harvest Nutradip pH Meter Dual Power AC DC
Original price $95.92 - Original price $95.92Original price$95.92$95.92 - $95.92Current price $95.92Original price $95.92 - Original price $95.92Original price$95.92$95.92 - $95.92Current price $95.92Out of Stock -
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Future Harvest Nutradip Nutrient Meter EC Dual Power AC DC
Original price $92.82 - Original price $92.82Original price$92.82$92.82 - $92.82Current price $92.82Original price $92.82 - Original price $92.82Original price$92.82$92.82 - $92.82Current price $92.82Out of Stock -
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Bluelab pH Meter
Original price $170.27 - Original price $170.27Original price$170.27$170.27 - $170.27Current price $170.27The Bluelab pH Meter is used to accurately measure the pH value of a solution. Simply place the pH probe into the solution and the reading will b...
查看完整细节Original price $170.27 - Original price $170.27Original price$170.27$170.27 - $170.27Current price $170.27Out of Stock -
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Milwaukee M10007B - 20 ml Packet 7.01 Buffer Solution, Pack of 25 Pieces
Original price $21.56Original price $21.56 - Original price $21.56Original price $21.56Current price $20.45$20.45 - $20.45Current price $20.45Price shown is per unit; add to cart for case price.
Original price $21.56Original price $21.56 - Original price $21.56Original price $21.56Current price $20.45$20.45 - $20.45Current price $20.45Out of Stock -
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Bluelab Growers Toolbox
Original price $212.99 - Original price $212.99Original price$212.99$212.99 - $212.99Current price $212.99Original price $212.99 - Original price $212.99Original price$212.99$212.99 - $212.99Current price $212.99Out of Stock -
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Bluelab Soil pH Replacement Probe
Original price $82.05 - Original price $82.05Original price$82.05$82.05 - $82.05Current price $82.05Original price $82.05 - Original price $82.05Original price$82.05$82.05 - $82.05Current price $82.05Out of Stock -
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Bluelab Soil pH Meter
Original price $185.51 - Original price $185.51Original price$185.51$185.51 - $185.51Current price $185.51Original price $185.51 - Original price $185.51Original price$185.51$185.51 - $185.51Current price $185.51Out of Stock -
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HM Digital Aquapro TDS Water Tester
Original price $25.80 - Original price $25.80Original price$25.80$25.80 - $25.80Current price $25.80Original price $25.80 - Original price $25.80Original price$25.80$25.80 - $25.80Current price $25.80Out of Stock -
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HM Digital Handheld TDS-3 Tester
Original price $30.22Original price $30.22 - Original price $30.22Original price $30.22Current price $20.15$20.15 - $20.15Current price $20.15Ideal for commercial use. Includes a carrying case with belt clip. Highly efficient and accurate due to its advanced microprocessor technology. Hol...
查看完整细节Original price $30.22Original price $30.22 - Original price $30.22Original price $30.22Current price $20.15$20.15 - $20.15Current price $20.15Out of Stock -
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HM Digital 1000 PPM Calibration Solution
Original price $4.97 - Original price $4.97Original price$4.97$4.97 - $4.97Current price $4.97Original price $4.97 - Original price $4.97Original price$4.97$4.97 - $4.97Current price $4.97Out of Stock -
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HM Digital Waterproof pH Meter
Original price $108.07Original price $108.07 - Original price $108.07Original price $108.07Current price $86.61$86.61 - $86.61Current price $86.61Original price $108.07Original price $108.07 - Original price $108.07Original price $108.07Current price $86.61$86.61 - $86.61Current price $86.61Out of Stock -
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HM Waterproof EC-TDS-Temp Combo Meter
Original price $56.99 - Original price $56.99Original price$56.99$56.99 - $56.99Current price $56.99Original price $56.99 - Original price $56.99Original price$56.99$56.99 - $56.99Current price $56.99Out of Stock -
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HM Digital pH 80 Meter
Original price $49.29Original price $49.29 - Original price $49.29Original price $49.29Current price $39.51$39.51 - $39.51Current price $39.51Original price $49.29Original price $49.29 - Original price $49.29Original price $49.29Current price $39.51$39.51 - $39.51Current price $39.51Out of Stock -
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HM Digital pH Electrode Storage Solution
Original price $5.11 - Original price $5.11Original price$5.11$5.11 - $5.11Current price $5.11Original price $5.11 - Original price $5.11Original price$5.11$5.11 - $5.11Current price $5.11Out of Stock -
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HM Digital Water Resistant Ec-TDS Meter with Temperature in C-F Hydrotester (Model COM-80)
Original price $46.44Original price $46.44 - Original price $46.44Original price $46.44Current price $6.97$6.97 - $6.97Current price $6.97Original price $46.44Original price $46.44 - Original price $46.44Original price $46.44Current price $6.97$6.97 - $6.97Current price $6.97Out of Stock -
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Oakton Waterproof EcoTestr TDS Low
Original price $65.27 - Original price $65.27Original price$65.27$65.27 - $65.27Current price $65.27Original price $65.27 - Original price $65.27Original price$65.27$65.27 - $65.27Current price $65.27Out of Stock -
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Oakton Calibration 1413 TDS 500 ml
Original price $16.41 - Original price $16.41Original price$16.41$16.41 - $16.41Current price $16.41Original price $16.41 - Original price $16.41Original price$16.41$16.41 - $16.41Current price $16.41Out of Stock -
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Oakton Calibration pH 7.01 500 ml
Original price $16.41 - Original price $16.41Original price$16.41$16.41 - $16.41Current price $16.41Original price $16.41 - Original price $16.41Original price$16.41$16.41 - $16.41Current price $16.41Out of Stock
